> Markdown version of [/jobs/ext/4651942-principal-backend-engineer-java-spring-boot-aws](https://www.wearedevelopers.com/jobs/ext/4651942-principal-backend-engineer-java-spring-boot-aws). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Principal Backend Engineer Java Spring Boot AWS - **Company:** Client Server - **Location:** London, United Kingdom (Remote available) - **Salary:** £120,000 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Amazon Web Services, Spring-boot, Backend, Apache Kafka - **Published:** November 10, 2026 - **Apply:** https://find.jobs/jobs-near-me/apply/ats-redirect/?id=3063975752-2 ## About the Role Are you an experienced Java Software Engineer who enjoys taking technical ownership, leading projects and working directly with clients?